package com.xzy.service;

import com.xzy.entity.Tech;

import java.util.List;

public interface TechService {
    void addTech(Tech tech);
    Tech getTech(int techId);
    void updateTech(Tech tech);
    void deleteTech(int techId);
    List<Tech> getTechByType(String techType);
    List<Tech> findAll();
}
